<span>As the amount of water vapor in the air increases, the rate at which you perspire increases. Reversed: As the rate at which perspire increase, the amount of water vapor in the air increases. Hmm .. nope.
As the amount of fuel consumed by a vehicle increases, the distance traveled by the vehicle increases. Reversed: As the distance traveled by the vehicle increase, the amount of fuel consumed by a vehicle increases. Sounds right.
As the amount of fertilizer used on a crop increases, the yield of that crop increases. Reversed: As the yield of the crop increases, the amount of fertilizer used on a crop increases. Err.. no.
As the amount of rainfall in a region increases, the groundwater level in the region increases. Reversed: As the groundwater level in the region increases, the amount of rainfall in a region increases. That's a no.</span><span> </span>